CN219391438U - Sampling device of vacuum reaction kettle - Google Patents

Abstract

The utility model discloses a vacuum reaction kettle sampling device, which relates to the technical field of reaction kettles and comprises a reaction kettle body, wherein a threaded pipe is arranged on the upper side of the reaction kettle body, the threaded pipe is in threaded connection with the reaction kettle body and penetrates through the inside of the reaction kettle body, a fixed ring is fixedly connected to the upper end of the threaded pipe, an extraction pipe is arranged on the upper side of the fixed ring, the arranged threaded pipe can rotate in the reaction kettle body, the depth of the threaded pipe in the reaction kettle body can be adjusted when the threaded pipe rotates, so that the effect of flexibly sampling according to specific implementation conditions can be achieved, a sample in the reaction kettle body flows into the extraction pipe through an extraction opening, then the extraction pipe is loosened, the extraction pipe is driven to reset under the action of a spring, the extraction opening is immersed into the threaded pipe, the sealing ring has a sealing effect on the threaded pipe, the inner wall of the threaded pipe is attached to the inner wall of the extraction opening, and the sample extracted in the extraction pipe is prevented from flowing out.

Description

Sampling device of vacuum reaction kettle

Technical Field

The utility model relates to the technical field of reaction kettles, in particular to a vacuum reaction kettle sampling device.

Background

At present, the industry such as chemical industry, pharmacy, food adopts negative pressure reaction under many circumstances, and reaction unit mostly is kettle type reactor such as reation kettle, this kind of reactor can effectively seal, satisfy the requirement of negative pressure reaction, but the sample must stop vacuum when taking a sample, then realize the sample, this mode of operation is sometimes contrary with the production technology requirement, chinese patent discloses a vacuum reaction kettle sampling device (grant bulletin number CN211235103U, this patent technology can make evacuating device take out material bottle in upper portion, middle part get material bottle and bottom and take out material bottle and take out the vacuum through control valve one and control valve three, make upper portion get material bottle, middle part get material bottle and bottom get material bottle's vacuum degree be greater than the vacuum in the reation kettle, can be according to the operation needs, open control valve five and realize the sample of upper portion get material bottle, open control valve six and realize the sample of middle part get material bottle, open control valve seven and take out the bottom bottle down, make the sample scope bigger, sample effect more representative, but this sampling device can not adjust the depth of sampling device in the reation kettle according to specific implementation condition, thereby can not be nimble carry out the sample device.

Disclosure of Invention

The utility model aims to provide a vacuum reaction kettle sampling device for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a vacuum reaction kettle sampling device, includes the reation kettle body, reation kettle body upside is provided with the screwed pipe, screwed pipe and reation kettle body screwed connection just run through inside the reation kettle body, the upper end fixedly connected with solid fixed ring of screwed pipe, gu fixed ring's upside is provided with the extraction tube, the extraction tube runs through gu fixed ring and with screwed pipe's inner wall sliding connection.

As still further aspects of the utility model: wherein, the upside fixedly connected with limiting plate of extracting pipe is provided with the spring between limiting plate and the solid fixed ring, and the spring cup joints on extracting pipe.

As still further aspects of the utility model: the tail end of the extraction pipe is fixedly connected with a sealing ring, an extraction opening is formed in the upper side of the sealing ring, and the extraction opening is formed in the extraction pipe.

As still further aspects of the utility model: wherein, one side of extracting tube is fixed and link up and be connected with the drainage tube, and the other end of drainage tube is fixed and link up and be connected with the sample tube, and the downside of sample tube is fixed and link up and be connected with the material taking pipe, and the other end of material taking pipe is fixed and link up and be connected with the relay pipe, installs the air pump on the relay pipe, and the other end of relay pipe is fixed and link up and be connected with the blast pipe, the gas filter pipe is installed to the tail end of blast pipe.

As still further aspects of the utility model: wherein, install first valve on the drainage tube, install the second valve on the material taking pipe, install the fourth valve on the relay pipe, install the third valve on the blast pipe.

Compared with the prior art, the utility model has the beneficial effects that:

1. the screwed pipe that sets up can rotate inside the reation kettle body, the screwed pipe can adjust the inside degree of depth of screwed pipe at the reation kettle body when rotatory, thereby can reach the effect of carrying out nimble sample according to specific implementation condition, then press the extraction pipe, the extraction pipe can be at the inside downwardly moving of screwed pipe, thereby can expose the extraction mouth in the inside reation kettle body, the inside sample of reation kettle body can flow into the inside of extraction pipe through the extraction mouth, then relax the extraction pipe, the extraction pipe can drive the extraction pipe under the effect of spring and reset, make the extraction mouth submergence into the screwed pipe inside, make the sealing ring play sealed effect to the screwed pipe, wherein the inner wall and the laminating of extraction mouth inner wall of screwed pipe prevent the inside sample of extracting pipe outflow.

2. When the sample in the extraction tube is required to be extracted, the fourth valve is opened, the air pump is used for extracting the sample tube to a vacuum state, then the fourth valve and the air pump are closed, the first valve is opened, the sample in the extraction tube is sucked into the sample tube in a negative pressure state, then the first valve is closed, the third valve is opened, the air pressure in the sample tube is kept in the same state with the external air pressure, then the third valve is closed, and the second valve is opened, so that the sample in the sample tube can be extracted.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a threaded pipe structure according to the present utility model;

FIG. 3 is an enlarged schematic view of a portion of FIG. 1;

the correspondence between the reference numerals and the component names in the drawings is as follows:

1. a reaction kettle body; 2. a threaded tube; 201. a fixing ring; 202. an extraction tube; 203. an extraction port; 204. a seal ring; 205. a limiting plate; 206. a spring; 3. a drainage tube; 301. a first valve; 302. a sample tube; 303. a material taking pipe; 304. a second valve; 305. a relay pipe; 306. an exhaust pipe; 307. a third valve; 308. a gas filtering tube; 309. an air pump; 310. and a fourth valve.

Detailed Description

Please refer to fig. 1-3: the utility model provides a vacuum reaction kettle sampling device, including reation kettle body 1, reation kettle body 1 upside is provided with screwed pipe 2, screwed pipe 2 and reation kettle body 1 screwed connection just run through inside reation kettle body 1, screwed pipe 2's upper end fixedly connected with solid fixed ring 201, gu fixed ring 201's upside is provided with extraction tube 202, gu fixed ring 201 runs through and with screwed pipe 2's inner wall sliding connection, extraction tube 202's upside fixedly connected with limiting plate 205, be provided with spring 206 between limiting plate 205 and the solid fixed ring 201, spring 206 cup joints on extraction tube 202, extraction tube 202's tail end fixedly connected with sealing ring 204, the sealing ring 204 upside is provided with extraction port 203, extraction port 203 is seted up on extraction tube 202, the screwed pipe 2 of setting can rotate inside reation kettle body 1, screwed pipe 2 can adjust the inside degree of depth of screwed pipe 2 inside reation kettle body 1 when rotatory, thereby can reach the effect of carrying out nimble sample according to specific implementation condition, then press extraction tube 202, extraction tube 202 can move downwards at the inside of screwed pipe 2, thereby can be at the inside of reation kettle body 203, can be at the inside extraction tube 202, the inside 203 is exposed to the inside 203, the inside of sealing ring 203, the inside is driven by the inside of extraction tube 202, the inside 203 is sealed, and the inside is driven to take out the sample of the inside of the pipe 202, and the sample can be moved to the inside of the extraction tube 202, and the inside 203 is exposed to the inside of the sealed pipe 202, and the inside of the extraction port 203.

As shown in fig. 1 and 3, a drainage tube 3 is fixedly and penetratingly connected to one side of the extraction tube 202, a sample tube 302 is fixedly and penetratingly connected to the other end of the drainage tube 3, a material taking tube 303 is fixedly and penetratingly connected to the lower side of the sample tube 302, a relay tube 305 is fixedly and penetratingly connected to the other end of the material taking tube 303, an air pump 309 is mounted on the relay tube 305, an exhaust tube 306 is fixedly and penetratingly connected to the other end of the relay tube 305, an air filter tube 308 is mounted at the tail end of the exhaust tube 306, a first valve 301 is mounted on the drainage tube 3, a second valve 304 is mounted on the material taking tube 303, a fourth valve 310 is mounted on the relay tube 305, a third valve 307 is mounted on the exhaust tube 306, when the sample inside the extraction tube 202 needs to be extracted, the fourth valve 310 is opened, the air pump 309 is made to draw the sample tube 302 to a vacuum state, then the fourth valve 310 and the air pump 309 are closed, the first valve 301 is opened, the sample inside the extraction tube 202 is sucked into the sample tube 302 in a negative pressure state, then the first valve 301 is closed, the third valve 307 is opened, the air pressure inside the sample tube 302 is kept equal to the sample inside the sample tube 302, and the sample is then kept in the negative pressure state, and the sample inside the sample is taken.

Working principle: the screw thread pipe 2 that sets up can rotate in reation kettle body 1 inside, screw thread pipe 2 can adjust the degree of depth of screw thread pipe 2 in reation kettle body 1 inside when rotatory, then press extraction pipe 202, extraction pipe 202 can be at the inside downwardly moving of screw thread pipe 2, thereby can expose extraction port 203 in reation kettle body 1 inside, the inside sample of reation kettle body 1 can flow into the inside of extraction pipe 202 through extraction port 203, then loosen extraction pipe 202, extraction pipe 202 can drive extraction pipe 202 under the effect of spring 206 and reset, make extraction port 203 submerge in screw thread pipe 2 inside, make sealing ring 204 play the effect of sealed to screw thread pipe 2, wherein the inner wall of screw thread pipe 2 is laminated with extraction port 203 inner wall, prevent the sample outflow of extraction pipe 202 inside sample, when needs to draw out extraction pipe 202 inside sample, make the fourth valve 310 be opened, make air pump 309 draw sample pipe 302 to the vacuum state, then close fourth valve 310 and air pump 309, open first valve 301, can make the inside sample of extraction pipe 202 be inhaled the inside sample pipe 302 in the negative pressure state, then close first valve 301, make sample pipe 302 and the inside sample pipe 302 be kept at the same air pressure state as that the inside sample pipe 302 is opened, and sample valve 307 is closed in the state.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a vacuum reaction kettle sampling device, includes reation kettle body (1), its characterized in that, reation kettle body (1) upside is provided with screwed pipe (2), screwed pipe (2) and reation kettle body (1) screwed connection just run through inside reation kettle body (1), and the upper end fixedly connected with solid fixed ring (201) of screwed pipe (2), the upside of solid fixed ring (201) is provided with extraction tube (202), extraction tube (202) run through solid fixed ring (201) and with the inner wall sliding connection of screwed pipe (2).

2. The vacuum reaction kettle sampling device according to claim 1, wherein a limiting plate (205) is fixedly connected to the upper side of the extraction pipe (202), a spring (206) is arranged between the limiting plate (205) and the fixed ring (201), and the spring (206) is sleeved on the extraction pipe (202).

3. The vacuum reaction kettle sampling device according to claim 1, wherein the tail end of the extraction pipe (202) is fixedly connected with a sealing ring (204), an extraction opening (203) is arranged on the upper side of the sealing ring (204), and the extraction opening (203) is arranged on the extraction pipe (202).

4. The vacuum reaction kettle sampling device according to claim 1, wherein one side of the extraction pipe (202) is fixedly and in through connection with a drainage pipe (3), the other end of the drainage pipe (3) is fixedly and in through connection with a sample pipe (302), the lower side of the sample pipe (302) is fixedly and in through connection with a material taking pipe (303), the other end of the material taking pipe (303) is fixedly and in through connection with a relay pipe (305), an air pump (309) is mounted on the relay pipe (305), and the other end of the relay pipe (305) is fixedly and in through connection with an exhaust pipe (306).

5. The vacuum reaction kettle sampling device according to claim 4, wherein the first valve (301) is installed on the drainage tube (3), the second valve (304) is installed on the material taking tube (303), the fourth valve (310) is installed on the relay tube (305), and the third valve (307) is installed on the exhaust tube (306).

6. The vacuum reaction kettle sampling device as claimed in claim 4, wherein a gas filtering pipe (308) is installed at the tail end of the gas exhausting pipe (306).